CanoScan N650U N656U N1220U Service Manual

This manual contains the following information:

• Conventions used
• Applicable scanner models: N650U, N656U, N1220U
• Combined procedures for all printers, with exceptions for significant differences
• Matrix of printer features
• General information on printer models
• Specifications
• Major assembly locations
• Safety and regulatory information
• Service and repair philosophy
• Step-by-step procedures for replacing field replaceable units (FRUs)
• Service checkpoints
• Service modes
• Printer driver installation
• Product information
• Operating requirements and procedures
• Installation and configuration
• Maintenance
• Function overview
• Removal and replacements of FRUs
• Troubleshooting
• Parts catalog